1192725625

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 1867702144

約数和(自身を除く): 674976519

約数列:

[1, 5, 7, 13, 25, 35, 65, 67, 91, 125, 175, 313, 325, 335, 455, 469, 625, 871, 875, 1565, 1625, 1675, 2191, 2275, 2345, 4069, 4355, 4375, 6097, 7825, 8125, 8375, 10955, 11375, 11725, 20345, 20971, 21775, 28483, 30485, 39125, 41875, 54775, 56875, 58625, 101725, 104855, 108875, 142415, 146797, 152425, 195625, 272623, 273875, 293125, 508625, 524275, 544375, 712075, 733985, 762125, 1363115, 1369375, 1908361, 2543125, 2621375, 3560375, 3669925, 3810625, 6815575, 9541805, 13106875, 17801875, 18349625, 34077875, 47709025, 91748125, 170389375, 238545125, 1192725625]

約数ペア:

[(1, 1192725625), (5, 238545125), (7, 170389375), (13, 91748125), (25, 47709025), (35, 34077875), (65, 18349625), (67, 17801875), (91, 13106875), (125, 9541805), (175, 6815575), (313, 3810625), (325, 3669925), (335, 3560375), (455, 2621375), (469, 2543125), (625, 1908361), (871, 1369375), (875, 1363115), (1565, 762125), (1625, 733985), (1675, 712075), (2191, 544375), (2275, 524275), (2345, 508625), (4069, 293125), (4355, 273875), (4375, 272623), (6097, 195625), (7825, 152425), (8125, 146797), (8375, 142415), (10955, 108875), (11375, 104855), (11725, 101725), (20345, 58625), (20971, 56875), (21775, 54775), (28483, 41875), (30485, 39125)]